Canada ambassador walks back comments on Huawai executive

Canada's ambassador to China on Thursday walked back comments that Huawei executive Meng Wanzhou has a "strong case" against extradition to the United States, following a political backlash.Meng was arrested on December 1 while changing planes in Vancouver at the request of the United States, which says she committed fraud by lying to bankers about allegedly violating American sanctions on Iran.